board fence; boarding
Refers to a fence or enclosure made of wooden boards, often used in construction or gardening contexts.
工事現場の周りに板囲いが設置された。
A board fence was set up around the construction site.
Compound of 板 (ita, 'board') and 囲い (kakoi, 'enclosure'), with rendaku voicing of かこい to がこい.